mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-23 10:11:08 +00:00
230 lines
9.2 KiB
C
230 lines
9.2 KiB
C
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#include <gnome.h>
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#include <gst/gst.h>
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void eof(GstElement *src) {
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g_print("have eos, quitting\n");
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exit(0);
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}
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gboolean idle_func(gpointer data) {
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gst_bin_iterate(GST_BIN(data));
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return TRUE;
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}
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GstElement *merge_subtitles;
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void mpeg2parse_newpad(GstElement *parser,GstPad *pad, GstElement *pipeline) {
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GstElement *parse_audio, *parse_video, *decode, *decode_video, *play, *show;
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GstElement *audio_queue, *video_queue;
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GstElement *audio_thread, *video_thread;
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GtkWidget *appwindow;
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g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PAUSED);
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// connect to audio pad
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//if (0) {
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if (strncmp(gst_pad_get_name(pad), "private_stream_1.0", 18) == 0) {
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gst_plugin_load("ac3parse");
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gst_plugin_load("ac3dec");
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// construct internal pipeline elements
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parse_audio = gst_elementfactory_make("ac3parse","parse_audio");
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g_return_if_fail(parse_audio != NULL);
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decode = gst_elementfactory_make("ac3dec","decode_audio");
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g_return_if_fail(decode != NULL);
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play = gst_elementfactory_make("audiosink","play_audio");
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g_return_if_fail(play != NULL);
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// create the thread and pack stuff into it
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audio_thread = gst_thread_new("audio_thread");
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g_return_if_fail(audio_thread != NULL);
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(play));
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// set up pad connections
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gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
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gst_element_get_pad(parse_audio,"sink"),"sink");
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gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
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gst_element_get_pad(decode,"sink"));
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gst_pad_connect(gst_element_get_pad(decode,"src"),
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gst_element_get_pad(play,"sink"));
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// construct queue and connect everything in the main pipelie
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audio_queue = gst_elementfactory_make("queue","audio_queue");
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gtk_object_set(GTK_OBJECT(audio_queue),"max_level",30,NULL);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
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gst_pad_connect(pad,
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gst_element_get_pad(audio_queue,"sink"));
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gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
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gst_element_get_pad(audio_thread,"sink"));
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// set up thread state and kick things off
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gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
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g_print("setting to READY state\n");
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gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_READY);
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} else if (strncmp(gst_pad_get_name(pad), "subtitle_stream_4", 17) == 0) {
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gst_pad_connect(pad,
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gst_element_get_pad(merge_subtitles,"subtitle"));
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} else if (strncmp(gst_pad_get_name(pad), "audio_", 6) == 0) {
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gst_plugin_load("mp3parse");
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gst_plugin_load("mpg123");
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// construct internal pipeline elements
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parse_audio = gst_elementfactory_make("mp3parse","parse_audio");
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g_return_if_fail(parse_audio != NULL);
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decode = gst_elementfactory_make("mpg123","decode_audio");
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g_return_if_fail(decode != NULL);
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play = gst_elementfactory_make("audiosink","play_audio");
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g_return_if_fail(play != NULL);
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// create the thread and pack stuff into it
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audio_thread = gst_thread_new("audio_thread");
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g_return_if_fail(audio_thread != NULL);
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(play));
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// set up pad connections
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gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
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gst_element_get_pad(parse_audio,"sink"),"sink");
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gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
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gst_element_get_pad(decode,"sink"));
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gst_pad_connect(gst_element_get_pad(decode,"src"),
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gst_element_get_pad(play,"sink"));
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// construct queue and connect everything in the main pipelie
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audio_queue = gst_elementfactory_make("queue","audio_queue");
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gtk_object_set(GTK_OBJECT(audio_queue),"max_level",30,NULL);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
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gst_pad_connect(pad,
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gst_element_get_pad(audio_queue,"sink"));
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gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
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gst_element_get_pad(audio_thread,"sink"));
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// set up thread state and kick things off
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gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
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g_print("setting to READY state\n");
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gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_READY);
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} else if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
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//} else if (0) {
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gst_plugin_load("mp1videoparse");
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gst_plugin_load("mpeg2play");
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gst_plugin_load("mpeg2subt");
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gst_plugin_load("videosink");
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// construct internal pipeline elements
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parse_video = gst_elementfactory_make("mp1videoparse","parse_video");
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g_return_if_fail(parse_video != NULL);
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decode_video = gst_elementfactory_make("mpeg2play","decode_video");
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g_return_if_fail(decode_video != NULL);
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merge_subtitles = gst_elementfactory_make("mpeg2subt","merge_subtitles");
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g_return_if_fail(merge_subtitles != NULL);
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show = gst_elementfactory_make("videosink","show");
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//gtk_object_set(GTK_OBJECT(show),"xv_enabled",FALSE,NULL);
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g_return_if_fail(show != NULL);
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//gtk_object_set(GTK_OBJECT(show),"width",640, "height", 480,NULL);
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appwindow = gnome_app_new("MPEG player","MPEG player");
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gnome_app_set_contents(GNOME_APP(appwindow),
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gst_util_get_widget_arg(GTK_OBJECT(show),"widget"));
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gtk_widget_show_all(appwindow);
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// create the thread and pack stuff into it
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video_thread = gst_thread_new("video_thread");
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g_return_if_fail(video_thread != NULL);
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(parse_video));
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(decode_video));
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(merge_subtitles));
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(show));
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gst_bin_use_cothreads(GST_BIN(video_thread), FALSE);
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// set up pad connections
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gst_element_add_ghost_pad(GST_ELEMENT(video_thread),
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gst_element_get_pad(parse_video,"sink"),"sink");
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gst_pad_connect(gst_element_get_pad(parse_video,"src"),
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gst_element_get_pad(decode_video,"sink"));
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gst_pad_connect(gst_element_get_pad(decode_video,"src"),
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gst_element_get_pad(merge_subtitles,"video"));
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gst_pad_connect(gst_element_get_pad(merge_subtitles,"src"),
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gst_element_get_pad(show,"sink"));
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// construct queue and connect everything in the main pipeline
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video_queue = gst_elementfactory_make("queue","video_queue");
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gtk_object_set(GTK_OBJECT(video_queue),"max_level",30,NULL);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_queue));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_thread));
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gst_pad_connect(pad,
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gst_element_get_pad(video_queue,"sink"));
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gst_pad_connect(gst_element_get_pad(video_queue,"src"),
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gst_element_get_pad(video_thread,"sink"));
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// set up thread state and kick things off
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gtk_object_set(GTK_OBJECT(video_thread),"create_thread",TRUE,NULL);
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g_print("setting to READY state\n");
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gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_READY);
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}
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g_print("\n");
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
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}
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int main(int argc,char *argv[]) {
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GstPipeline *pipeline;
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GstElement *src, *parse;
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g_print("have %d args\n",argc);
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g_thread_init(NULL);
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gtk_init(&argc,&argv);
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gst_init(&argc,&argv);
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gnome_init("MPEG2 Video player","0.0.1",argc,argv);
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gst_plugin_load("mpeg2parse");
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//gst_plugin_load("mpeg1parse");
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pipeline = GST_PIPELINE(gst_pipeline_new("pipeline"));
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g_return_val_if_fail(pipeline != NULL, -1);
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if (strstr(argv[1],"video_ts")) {
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src = gst_elementfactory_make("dvdsrc","src");
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g_print("using DVD source\n");
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} else
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src = gst_elementfactory_make("disksrc","src");
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g_return_val_if_fail(src != NULL, -1);
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gtk_object_set(GTK_OBJECT(src),"location",argv[1],NULL);
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if (argc >= 3) {
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gtk_object_set(GTK_OBJECT(src),"bytesperread",atoi(argv[2]),NULL);
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g_print("block size is %d\n",atoi(argv[2]));
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}
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g_print("should be using file '%s'\n",argv[1]);
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parse = gst_elementfactory_make("mpeg2parse","parse");
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//parse = gst_elementfactory_make("mpeg1parse","parse");
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g_return_val_if_fail(parse != NULL, -1);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(src));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(parse));
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gtk_signal_connect(GTK_OBJECT(parse),"new_pad",mpeg2parse_newpad, pipeline);
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gtk_signal_connect(GTK_OBJECT(src),"eos",GTK_SIGNAL_FUNC(eof),NULL);
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gst_pad_connect(gst_element_get_pad(src,"src"),
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gst_element_get_pad(parse,"sink"));
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g_print("setting to READY state\n");
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_READY);
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
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gtk_idle_add(idle_func,pipeline);
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gdk_threads_enter();
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gtk_main();
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gdk_threads_leave();
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return 0;
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}
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